Begin applications preventatively — before disease pressure is observed — for best results
5 fl oz/gallon of water (25-100 ml/gallon)
Interior is made of premium white plastic for increased light reflectivity
pressure gauge
Results are seen within hours
20x24x2 Pleated MERV 13 Air Filters 12 Pack Amendment Begin applications preventatively — beforeNordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200